/Engine/Source/Runtime/Engine/Classes/Kismet/KismetMathLibrary.h
If bPickA is true, A is returned, otherwise B is
static [FLinearColor](API\Runtime\Core\Math\FLinearColor) SelectColor ( [FLinearColor](API\Runtime\Core\Math\FLinearColor) A, [FLinearColor](API\Runtime\Core\Math\FLinearColor) B, bool bPickA )